CAS NO:69388-84-7 Sulbactam sodium Product Name Sulbactam sodium English Name Sulbactam sodium Chemical Name sodium (2s-cis)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-dioxide CAS RN 69388-84-7 Molecular Formula C8H10NNaO5S Molecular Weight 255.22 Quality Standard CP2010/USP31/EP6 Property White or off-white crystalline powder, with slightly sour odor, and slightly bitter taste. Solubility It is easily soluble in water, slightly soluble in methyl alcohol, poorly soluble in ethyl alcohol, acetone and acetic ether. Specific Rotation +233